Ignore the byproducts of SGML/XML conversions for now.
diff --git a/Doc/api/.cvsignore b/Doc/api/.cvsignore
new file mode 100644
index 0000000..b158d57
--- /dev/null
+++ b/Doc/api/.cvsignore
@@ -0,0 +1,3 @@
+*.esis
+*.sgml
+*.xml
diff --git a/Doc/ext/.cvsignore b/Doc/ext/.cvsignore
new file mode 100644
index 0000000..b158d57
--- /dev/null
+++ b/Doc/ext/.cvsignore
@@ -0,0 +1,3 @@
+*.esis
+*.sgml
+*.xml
diff --git a/Doc/lib/.cvsignore b/Doc/lib/.cvsignore
new file mode 100644
index 0000000..b158d57
--- /dev/null
+++ b/Doc/lib/.cvsignore
@@ -0,0 +1,3 @@
+*.esis
+*.sgml
+*.xml
diff --git a/Doc/mac/.cvsignore b/Doc/mac/.cvsignore
new file mode 100644
index 0000000..b158d57
--- /dev/null
+++ b/Doc/mac/.cvsignore
@@ -0,0 +1,3 @@
+*.esis
+*.sgml
+*.xml
diff --git a/Doc/ref/.cvsignore b/Doc/ref/.cvsignore
index 8511a55..b158d57 100644
--- a/Doc/ref/.cvsignore
+++ b/Doc/ref/.cvsignore
@@ -1,6 +1,3 @@
-*.backup
-*.lck
-*.MIF
-*.ps
-*.auto
-ref-*[0-9].html
+*.esis
+*.sgml
+*.xml
diff --git a/Doc/tut/.cvsignore b/Doc/tut/.cvsignore
new file mode 100644
index 0000000..b158d57
--- /dev/null
+++ b/Doc/tut/.cvsignore
@@ -0,0 +1,3 @@
+*.esis
+*.sgml
+*.xml